Change log

- Added /avc createpath for creating a new camera path
- Added /avc removepath for removing existing camera path
- Added /avc addcamera for adding camera path to the camera
- Added /avc removecamera for removing camera path from the camera
- Added /avc addpoint for adding point
- Added /avc removepoint for removing point
- Added /avc reload for reloading the configuration
- Fixed /avc start not accepting floating numbers as input
- The config will now be auto saved when it is modified or the plugin is disabled